... ,SLE5528,AT24c01, tag56, tag97 Plain white SLE4428 Contact IC card ISO 7816 agreement approved Chips: SLE5542,SLE5528,AT24c01, ... ID recognize, electronic purse, hotel locks, staff attendance and salary management, school campus access/payment control, identification/security ... multiple purposes-transport, municipal and ancillary service payment, etc.About MF 1 IC S50:- IC manufacturer: NXP founded by ...